Merge pull request #90 from juliopontes/staging

Fixes & Issues
Keep compatibility with Php 5.3.x in install with session_status()
Merge pull request #91 from xillibit/patch-9

Keep compatibility with Php 5.3.x in install with session_status()
Missing tables for postgreSQL installation and extra table in joomla.sql
Merge pull request #92 from xillibit/patch-9

Missing tables for postgreSQL installation and extra table in joomla.sql
Autocomplete

Autocomplete Feature
Merge remote-tracking branch 'upstream/staging' into staging